Across
- 3. the amount of energy required to raise the temperature of 1 g or water by 1 C
- 6. energy associated with the flow of electric charge
- 9. a way to separate a mixture in which one layer is carefully poured off of another layer
- 12. the smallest identifiable unit of an element
- 14. a mixture that has the same composition throughout
- 17. a type of solid matter with atoms or molecules arranged in a well-ordered, three-dimensional array with long-range, repeating order
- 20. a property that a substance can display only through changing its composition
- 21. the transfer or exchange of thermal energy caused by a temperature difference
- 22. a substance that cannot be broken down into simpler substances
Down
- 1. a state of matter in which atoms or molecules are widely separated and free to move relative to one another
- 2. a mixture that has two or more regions with different compositions
- 4. the capacity to do work
- 5. a way to separate mixtures in which the mixture is heated to boil off the more volatile component
- 7. a change in which matter changes its composition
- 8. a type of solid matter in which atoms or molecules do not have long-range order
- 10. describes a process that releases heat energy
- 11. an energy unit equivalent to 1000 little-c calories
- 13. able to occupy a smaller volume when subjected to increased pressure
- 15. describes a process that absorbs heat energy
- 16. the energy associated with chemical changes
- 17. the process by which one or more substances transform into different substances via a chemical change
- 18. a method of separating a mixture composed of a solid and a liquid in which the mixture is poured through filter paper held in a funnel to capture the solid component.
- 19. a substance composed of two or more elements in fixed, definite proportions
